CN215408629U

CN215408629U - Rectangular pipe jacking machine with segmented shell

Info

Publication number: CN215408629U
Application number: CN202023038912.8U
Authority: CN
Inventors: 刘灿文; 李广彬; 王汶文; 何奇; 李凯
Original assignee: Cssc Heavy Equipment Co ltd
Current assignee: Cssc Heavy Equipment Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2022-01-04
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses a rectangular push bench with a sectional shell, wherein the push bench shell is divided into four parts, namely a front upper shell, a front lower shell, a rear upper shell and a rear lower shell, and sealing strips are additionally arranged on separating surfaces of the upper shell and the lower shell and are fastened and connected through high-strength bolts; the separation surfaces of the front and rear shells are additionally provided with hinged sealing strips and are hinged through hinged oil cylinders; the push pipe machine shell is innovatively divided into 4 parts and is connected with the hinged oil cylinder through the fastening piece, so that the functions of separable assembly and transportation are realized, the high requirements on construction equipment, transportation equipment and a construction site are reduced, the production cost is reduced, and the safety coefficient and the working efficiency are improved.

Description

Rectangular pipe jacking machine with segmented shell

Technical Field

The utility model relates to the technical field of push bench, in particular to a rectangular push bench with a segmented shell.

Background

The rectangular pipe jacking machine is widely applied to underground pedestrian tunnel construction, but the rectangular pipe jacking machine is required to be frequently disassembled, assembled and transported due to the fact that the single tunneling distance is short. For the rectangular push bench with large section size, the disassembly and assembly are inconvenient, the transportation is also greatly inconvenient due to the overlarge size of the shell of the push bench, the transportation cost is huge, and the management of the equipment user is also inconvenient.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model provides a sectional shell rectangular push bench, which mainly solves the problems in the background technology.

The utility model provides a rectangular push bench with a segmented shell, wherein the push bench shell is divided into a front upper shell, a front lower shell, a rear upper shell and a rear lower shell; sealing strips are additionally arranged in the upper and lower parts of the front upper shell and the front lower shell and are fastened and connected through high-strength bolts, and sealing strips are additionally arranged on the upper and lower separating surfaces of the rear upper shell and the rear lower shell and are fastened and connected through high-strength bolts.

The further improvement is that the upper and lower separation surfaces between the front upper shell and the front lower shell are also positioned and connected through positioning pins; the upper and lower separating surfaces between the rear upper shell and the rear lower shell are also positioned and connected through positioning pins.

The further improvement is that the hinged sealing strip is filled with yellow grease and thixotropic slurry.

The improvement is that the upper and lower separating surfaces between the upper and lower front shells are provided with connecting fasteners; and a connecting fastener is arranged on the upper and lower separating surfaces between the rear upper shell and the right lower shell.

Compared with the prior art, the utility model has the beneficial effects that:

1. the push pipe machine shell is innovatively divided into 4 parts and is connected with the hinged oil cylinder through the fastening piece, so that the functions of separable assembly and transportation are realized, the high requirements on construction equipment, transportation equipment and a construction site are reduced, the production cost is reduced, and the safety coefficient and the working efficiency are improved;

2. according to the utility model, the sealing strips are additionally arranged on the upper and lower separating surfaces, and the hinge sealing strips are additionally arranged on the front and rear separating surfaces, so that the sealing effect can be achieved, impurities such as water, slurry and the like in the bottom layer of the tunnel are effectively prevented from entering the shell through the shell connecting surface to damage parts, the relative swing between the shells can be met, the pipe jacking machine is prevented from deviating in the jacking process, and the tunnel turning requirement is met;

3. the size of the shell split body can be reduced, the dismounting efficiency is improved, the requirement on hoisting equipment is reduced, and the dismounting cost is reduced; the weight of the single room can be reduced, the requirements on transportation equipment and transportation roads are reduced, and the transportation cost is reduced.

Drawings

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

FIG. 1 is an exploded view of an embodiment of the present invention;

FIG. 2 is an exploded view of an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of an embodiment of the present invention;

FIG. 4 is an enlarged view of a portion of a joint surface according to an embodiment of the present invention;

wherein: 1-front upper shell, 11-front shell upper connection plate, 12-front upper shell articulated cylinder connection plate, 2-front shell connection seal, 3-connection fastener, 31-connection bolt, 32-gasket, 33-nut, 4-front lower shell, 41-front shell lower connection plate, 42-front lower shell articulated cylinder connection plate, 5-rear lower shell, 51-rear shell lower connection plate, 52-rear lower shell articulated cylinder connection plate, 6-rear shell connection seal, 7-rear upper shell, 71-rear shell upper connection plate, 72-rear upper shell articulated cylinder connection plate, 8-articulated cylinder.

Detailed Description

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, so to speak, as communicating between the two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The technical solution of the present invention is further described below with reference to the accompanying drawings and examples.

Referring to fig. 1 to 4, a rectangular push bench with a segmented shell is provided, wherein the push bench shell is divided into a front upper shell 1, a front lower shell 4, a rear upper shell 7 and a rear lower shell 5; sealing strips are additionally arranged on the upper and lower separating surfaces of the front upper shell 1 and the front lower shell 4 and are fastened and connected through high-strength bolts, and sealing strips are additionally arranged on the upper and lower separating surfaces of the rear upper shell 7 and the rear lower shell 5 and are fastened and connected through high-strength bolts; preceding casing 1 and back casing 7 is gone up to the back front and back parting surface installs articulated sealing strip additional to through articulated hydro-cylinder 8 articulated connection, preceding casing 4 down with the back parting surface of casing 5 installs articulated sealing strip additional down, and through articulated hydro-cylinder 8 articulated connection.

Specifically, the upper and lower separation surfaces between the front upper shell 1 and the front lower shell 4 are also connected in a positioning manner through positioning pins; the upper and lower separation surfaces between the upper rear shell 7 and the lower rear shell 5 are connected in a positioning manner through positioning pins.

Specifically, yellow grease and thixotropic slurry are filled into the hinged sealing strip.

Specifically, the upper and lower separation surfaces between the front upper housing 1 and the front lower housing 4 are provided with connecting fasteners 3; and a connecting fastener 3 is arranged on the upper and lower separating surfaces between the rear upper shell 7 and the rear lower shell 5.

More specifically, referring to fig. 1 and 2, the push bench shell is divided into a front upper shell 1, a front lower shell 4, a rear lower shell 5 and a rear upper shell 7, the front upper shell 1 includes a front shell upper connection plate 11, the front lower shell 4 includes a front shell lower connection plate 41, the rear lower shell 5 includes a rear shell lower connection plate 51, the rear upper shell 7 includes a rear shell upper connection plate 71, the front shell connection seal 2 is additionally arranged between the front shell upper connection plate 11 and the front shell lower connection plate 41 to ensure that impurities such as water, mud and the like on the bottom layer of the tunnel cannot penetrate into the push bench shell, and are fastened and connected through high-strength bolts and connection fasteners, referring to fig. 3 and 4, the high-strength bolts include connection bolts 31, gaskets 32 and nuts 33, and preferably, the front shell upper connection plate 11 and the front shell lower connection plate 41 are also positioned and connected through positioning pins, the upper object and the lower object are prevented from deviating, and the high-strength bolts are used for connection and fastening after positioning, so that the use requirements of the pipe jacking machine during hoisting and tunneling are met. The connection between the upper and lower separating surfaces of the rear upper shell 7 and the rear lower shell 5 is the same as that of the above-mentioned structure, and is not described herein again.

More specifically, referring to fig. 1 and 2, the front upper shell 1 further includes a front upper shell hinge oil cylinder connecting plate 12, the front lower shell 4 further includes a front lower shell hinge oil cylinder connecting plate 42, the rear lower shell 5 further includes a rear lower shell hinge oil cylinder connecting plate 52, the rear upper shell 7 further includes a rear upper shell hinge oil cylinder connecting plate 72, hinge sealing strips are additionally mounted on front and rear separating surfaces of the front upper shell 1 and the rear upper shell 7 and are connected through a hinge oil cylinder 8, so that power transmission during tunneling of the rectangular push bench and power supply during turning and deviation correction of the push bench can be met, and the hinge sealing is arranged on the front and rear shell members, so that water and slurry in a tunnel bottom layer can be effectively prevented from entering the shells to cause pollution and component damage in the push bench during tunneling. Preferably, yellow grease and thixotropic slurry can be added into the hinged sealing strip, so that the sealing and waterproof effects are further achieved.

The push pipe machine shell is innovatively divided into 4 parts and is connected with the hinged oil cylinder through the fastening piece, so that the functions of separable assembly and transportation are realized, the high requirements on construction equipment, transportation equipment and a construction site are reduced, the production cost is reduced, and the safety coefficient and the working efficiency are improved; according to the utility model, the sealing strips are additionally arranged on the upper and lower separating surfaces, and the hinge sealing strips are additionally arranged on the front and rear separating surfaces, so that the sealing effect can be achieved, impurities such as water, slurry and the like in the bottom layer of the tunnel are effectively prevented from entering the shell through the shell connecting surface to damage parts, the relative swing between the shells can be met, the pipe jacking machine is prevented from deviating in the jacking process, and the tunnel turning requirement is met; the size of the shell split body can be reduced, the dismounting efficiency is improved, the requirement on hoisting equipment is reduced, and the dismounting cost is reduced; the weight of the single room can be reduced, the requirements on transportation equipment and transportation roads are reduced, and the transportation cost is reduced.

In the drawings, the positional relationship is described for illustrative purposes only and is not to be construed as limiting the present patent; it should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A rectangular push bench with a segmented shell is characterized in that the push bench shell is divided into a front upper shell, a front lower shell, a rear upper shell and a rear lower shell;

sealing strips are additionally arranged on the upper and lower separating surfaces of the front upper shell and the front lower shell and are fastened and connected through high-strength bolts, and sealing strips are additionally arranged on the upper and lower separating surfaces of the rear upper shell and the rear lower shell and are fastened and connected through high-strength bolts;

the front upper shell and the rear upper shell are provided with hinged sealing strips on the front and rear separating surfaces and are hinged through hinged oil cylinders, and the front lower shell and the rear lower shell are provided with hinged sealing strips on the front and rear separating surfaces and are hinged through hinged oil cylinders.

2. The rectangular tube push bench with segmented shells according to claim 1, wherein the upper and lower separating surfaces between the upper and lower front shells are also connected by positioning pins; the upper and lower separating surfaces between the rear upper shell and the rear lower shell are also positioned and connected through positioning pins.

3. The rectangular tube push bench with segmented shells according to claim 1, wherein the upper and lower separating surfaces between the upper and lower front shells are provided with connecting fasteners; and connecting fasteners are arranged on the upper and lower separating surfaces between the rear upper shell and the rear lower shell.